<!DOCTYPE html>
<html lang="zh-CN">
<head>
    <meta charset="utf-8">
    <meta http-equiv="X-UA-Compatible" content="IE=edge">
    <meta name="viewport" content="width=device-width, initial-scale=1">
    <!-- 上述3个meta标签*必须*放在最前面，任何其他内容都*必须*跟随其后！ -->
    <title>Bootstrap 101 Template</title>

    <!-- Bootstrap -->
    <link href="https://cdn.jsdelivr.net/npm/bootstrap@3.3.7/dist/css/bootstrap.min.css" rel="stylesheet">

    <!-- HTML5 shim 和 Respond.js 是为了让 IE8 支持 HTML5 元素和媒体查询（media queries）功能 -->
    <!-- 警告：通过 file:// 协议（就是直接将 html 页面拖拽到浏览器中）访问页面时 Respond.js 不起作用 -->
    <!--[if lt IE 9]>
    <script src="https://cdn.jsdelivr.net/npm/html5shiv@3.7.3/dist/html5shiv.min.js"></script>
    <script src="https://cdn.jsdelivr.net/npm/respond.js@1.4.2/dest/respond.min.js"></script>
    <![endif]-->
    <link href="//netdna.bootstrapcdn.com/font-awesome/4.7.0/css/font-awesome.min.css" rel="stylesheet">
</head>
<body>
<a class="btn btn-default" href="#" role="button">Link</a>
<button class="btn btn-default" type="submit">Button</button>
<input class="btn btn-default" type="button" value="Input">
<input class="btn btn-default" type="submit" value="Submit">


<!-- Standard button -->
<button type="button" class="btn btn-default">（默认样式）Default</button>
<button type="button" class="btn btn-primary">（首选项）Primary</button>

<p>
    <button type="button" class="btn btn-primary btn-lg">（大按钮）Large button</button>
    <button type="button" class="btn btn-primary">（默认尺寸）Default button</button>
    <button type="button" class="btn btn-primary btn-sm">（小按钮）Small button</button>
    <button type="button" class="btn btn-primary btn-xs">（超小尺寸）Extra small button</button>
</p>

<h1>响应式图片</h1>
<div style="width: 200px;height: 200px;background-color: black">
    <img src="../220616-1635257176b5c8.jpg" class="img-responsive" alt="Responsive image">
</div>
<h2>图片样式</h2>
<img src="../220616-1635257176b5c8.jpg" style="width: 100px;height: 100px
" alt="" class="img-rounded">
<h3>图标</h3>
<i style="color: black;font-size: 50px" class="glyphicon glyphicon-xbt">图片</i>

<i class="fa fa-address-book-o" aria-hidden="true">通讯录</i>

<!-- jQuery (Bootstrap 的所有 JavaScript 插件都依赖 jQuery，所以必须放在前边) -->
<script src="https://cdn.jsdelivr.net/npm/jquery@1.12.4/dist/jquery.min.js"></script>
<!-- 加载 Bootstrap 的所有 JavaScript 插件。你也可以根据需要只加载单个插件。 -->
<script src="https://cdn.jsdelivr.net/npm/bootstrap@3.3.7/dist/js/bootstrap.min.js"></script>
</body>
</html>